>tr|F0NHY6|F0NHY6_SULIR S-adenosylmethionine synthase OS=Sulfolobus islandicus GN=mat MRNINVQLNPLSDIEKLQVELVERKGLGHPDYIADAVAEEASRKLSLYYLKKYGVILHHN LDKTLVVGGQATPRFKGGDVIQPIYIVVAGRATTEVKTESGIEQIPVGTIIIESVKEWIR NNFRYLDAEKHLIVDYKIGKGSTDLVGIFEAGKRVPLSNDTSFGVGFAPFTKLEKLVYET ERHLNSKQFKAKLPEVGEDIKVMGLRRGNEVDLTIAMATISELIEDVNHYINVKEQAKNE ILDLASKIAPDYDVRIYVNTGDKIDKNILYLTVTGTSAEHGDDGMTGRGNRGVGLITPMR PMSLEATAGKNPVNHVGKLYNVLANLIANKIAQEVKDVKFSQVQVLGQIGRPIDDPLIAN VDVITYDGKLNDETKNEISGIVDEMLSSFNKLTELILEGKATLF